Clarification on uninvoiced accrual Report

Summary:

I have a clarification required in period end receipt accruals.

We are using only Expense Items and have the Matching level as 3 way and match option is at Order and Accrue receipt as Period End.

In this case we are running the Period end accruals for Feb-22 period where the AP Period is not closed ,the accruals are getting created even if there are invoices which are in validated and accounted . Perhaps, The invoiced amount is not appearing in the standard Accrual report ,the accrual report just show the total received amount against a PO.

Is this an expected behavour since we have set the Match Option at